* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #fff;
}

.container {
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.from-item {
  position: relative;
  width: 280px;
}

.from-item+.from-item {
  margin-top: 16px;
}

.from-item input {
  background-color: #fff;
  font-size: 14px;
  color: #666;
  width: 100%;
  height: 48px;
  line-height: 48px;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.2s cubic-bezier(0.645, 0.045, 0.355, 1);
  padding: 0 30px 0 36px;
  border: 0.5px solid #e9e9e9;
}

.from-item .icon {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
}

.code-input {
  padding-right: 86px;
}

.code-btn-text {
  position: absolute;
  right: 16px;
  top: 0;
  height: 48px;
  line-height: 48px;
  font-weight: 400;
  font-size: 14px;
  color: #f23a2e;
  z-index: 99;
}